def _get_runner_tar()

in scripts/store-agent-creds.py [0:0]

• 20 lines of code
• 4 McCabe index (conditional complexity)

def _get_runner_tar(version) -> str:
    system, arch = _get_system_arch()

    cache = os.path.abspath(".cache")

    try:
        os.mkdir(cache)
    except FileExistsError:
        pass

    fname = f"actions-runner-{system}-{arch}-{version}.tar.gz"
    local_file = os.path.join(cache, fname)

    if os.path.exists(local_file):
        return local_file

    url = f"https://github.com/actions/runner/releases/download/v{version}/{fname}"
    click.echo(f"Getting {url}")
    resp = requests.get(url, stream=True)
    resp.raise_for_status()
    with open(local_file, "wb") as fh, click.progressbar(length=int(resp.headers["content-length"])) as bar:
        for chunk in resp.iter_content(chunk_size=40960):
            fh.write(chunk)
            bar.update(len(chunk))
    return local_file